. if in fact irs personnel engaged in the kind of practices that have been reported on, and were intentionally targeting conservative groups, then that's outrageous. and there is no place for it. and they have to be held fully accountable. >> meanwhile, today, tea party favorite in florida senator marco rubio called for steven miller to step down. he said, quote, it is clear the irs cannot operate with even a shred of the american he's amendment confidence under the current leadership. and it is drawing criticism from the democrats as well. the actions of the irs are unacceptable and unamerican. virginia senator tim kaine said there's no excuse for ideological discrimination in our system. the flood gates have open. i have senator shaheen with a comment. senator warren, ron johnson as well. so aed in gate of lawmakers now commenting on this irs scandal from both sides of the aisle. >> absolutely. that flood gate will surely open up to investigations that will be conducted by the senate and the house. chairman baucus saying he will use his committee in order to look at what happened at the irs.